NL7508738A - MOISTURE SENSOR FOR AUTOMATIC CONTROL OF FLUID DEVICES FOR PLANT CULTURES. - Google Patents

MOISTURE SENSOR FOR AUTOMATIC CONTROL OF FLUID DEVICES FOR PLANT CULTURES.

Info

Publication number
NL7508738A
NL7508738A NL7508738A NL7508738A NL7508738A NL 7508738 A NL7508738 A NL 7508738A NL 7508738 A NL7508738 A NL 7508738A NL 7508738 A NL7508738 A NL 7508738A NL 7508738 A NL7508738 A NL 7508738A
Authority
NL
Netherlands
Prior art keywords
automatic control
moisture sensor
fluid devices
plant cultures
cultures
Prior art date
Application number
NL7508738A
Other languages
Dutch (nl)
Original Assignee
Franz Filser
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Franz Filser filed Critical Franz Filser
Publication of NL7508738A publication Critical patent/NL7508738A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • A01G25/16—Control of watering
    • A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental Sciences (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
  • Control Of Non-Electrical Variables (AREA)
NL7508738A 1974-07-22 1975-07-22 MOISTURE SENSOR FOR AUTOMATIC CONTROL OF FLUID DEVICES FOR PLANT CULTURES. NL7508738A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742435179 DE2435179A1 (en) 1974-07-22 1974-07-22 MOISTURE SENSOR FOR AUTOMATIC CONTROL OF IRRIGATION DEVICES FOR PLANT CROPS

Publications (1)

Publication Number Publication Date
NL7508738A true NL7508738A (en) 1976-01-26

Family

ID=5921189

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7508738A NL7508738A (en) 1974-07-22 1975-07-22 MOISTURE SENSOR FOR AUTOMATIC CONTROL OF FLUID DEVICES FOR PLANT CULTURES.

Country Status (4)

Country Link
AT (1) AT339651B (en)
DE (1) DE2435179A1 (en)
FR (1) FR2280087A1 (en)
NL (1) NL7508738A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL182274C (en) * 1977-04-26 1988-02-16 Leendert Cornelis Kesting Apparatus for automatic watering of plants growing in the open air or in a greenhouse and control apparatus therefor.
DE4025690A1 (en) * 1990-08-14 1992-02-20 Gardena Kress & Kastner Gmbh IRRIGATION CONTROL DEVICE
DE102007029254A1 (en) * 2007-06-13 2008-12-18 Klaus Spohrer Irrigation device, has signal device with auxiliary valve, which is actuated between substratum wetness sensing unit and regulating valve for controlling regulating valve using fluidic control medium

Also Published As

Publication number Publication date
ATA567175A (en) 1977-02-15
AT339651B (en) 1977-11-10
DE2435179A1 (en) 1976-02-05
FR2280087A1 (en) 1976-02-20

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